static void Main(string[] args)
{
int countOfTeams = int.Parse(Console.ReadLine());
List <RegisterTeam> registerTeams = new List <RegisterTeam>();
for (int i = 0; i < countOfTeams; i++)
{
string[] registedTeamInfo = Console.ReadLine().Split('-');
string userCreator = registedTeamInfo[0];
string teamName = registedTeamInfo[1];
RegisterTeam currentRegisterTeam = new RegisterTeam(userCreator, teamName);
currentRegisterTeam.PrintMessages(currentRegisterTeam, registerTeams);
}
List <Join> joins = new List <Join>();
while (true)
{
string[] joinInfo = Console.ReadLine().Split("->");
if (joinInfo[0] == "end of assignment")
{
break;
}
string userToJoin = joinInfo[0];
string teamJoin = joinInfo[1];
Join currentJoin = new Join(userToJoin, teamJoin);
currentJoin.PrintMessages(currentJoin, registerTeams, joins);
}
PrintResult(registerTeams, joins);
}
public void PrintMessages(Join currentJoin, List <RegisterTeam> registerTeams, List <Join> joins)
{
bool anotherTeam = false;
bool isValid = false;
bool userTryToJoin = false;
foreach (var registerTeam in registerTeams)
{
anotherTeam = false;
isValid = false;
userTryToJoin = false;
if (registerTeam.TeamName.Contains(currentJoin.TeamJoin))
{
if (registerTeam.UserCreator.Contains(currentJoin.UserToJoin))
{
// Member of a team cannot join another team - message should be thrown:
anotherTeam = true;
}
else
{
// if everything is OK
isValid = true;
break;
}
}
if (!registerTeam.UserCreator.Contains(currentJoin.UserToJoin))
{
if (!registerTeam.TeamName.Contains(currentJoin.TeamJoin))
{
// If user tries to join currently non-existing team a message should be displayed:
userTryToJoin = true;
}
else
{
// if everything is OK
isValid = true;
break;
}
}
}
if (isValid)
{
joins.Add(currentJoin);
}
else if (userTryToJoin)
{
Console.WriteLine($"Team {TeamJoin} does not exist!");
}
else if (anotherTeam)
{
Console.WriteLine($"Member {UserToJoin} cannot join team {TeamJoin}!");
}
}